1. Section of General Practice, Department of Public Health and Research Unit for General Practice, Copenhagen University, Copenhagen, Denmark;
2. The General Population Study, Nykøbing Falster Hospital, Nykøbing Falster, Denmark;
3. Department of Laboratory Medicine, Boston Children’s Hospital Study, Boston, MA, USA;
4. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark;
5. Department of Production, Research, and Innovation, Region Zealand, Sorø, Denmark